R749K Dell 450GB 15K RPM SAS 6Gbps Hard Drive

Overview of Dell 0R749K 450GB 3.5 Inch HDD

The Dell 0R749K internal hard drive delivers high-speed storage performance and reliable operation for both desktops and servers. Designed with a 3.5-inch form factor, it comes with a carrier assembly for easy installation and hot-swappable functionality in supported systems.

General Information

• Manufacturer: Dell
• Part Number: R749K
• Device Type: Internal Hard Drive 

Technical Specifications

• Form Factor: 3.5-inch
• Storage Capacity: 450GB
• Interface: Serial Attached SCSI (SAS) 6Gbps
• Data Transfer Rate: Up to 6 gigabits per second
• Compatible Bays: 1 x 3.5-inch internal slot

Performance Features

• Rotational Speed: 15,000 RPM for rapid data access
• Cache Buffer: 16MB to accelerate read/write operations
• High Reliability: Designed for consistent enterprise-grade performance

Device Connectivity & Expansion

• Supports SAS 6Gbps connections for high-speed communication
• Hot-plug capable in compatible server bays
• Easy carrier tray integration ensures minimal downtime

Advantages

• High-speed SAS interface ensures fast and reliable data transfers
• 15K RPM drives optimize server and desktop performance
• 16MB cache enhances read/write efficiency for intensive workloads
• Wide compatibility across Dell desktops, laptops, servers, and storage arrays
• Hot-plug support reduces downtime during maintenance or upgrades

Compatible Dell Systems

• Inspiron Series: 11z (1110), 14 (1440), 1525, 400, 537s, 545s, M5110
• Latitude Models: E6410, E6420
• Vostro Series: 1220, 1520, 3300, V131
• Studio 1458, XPS 8300

Desktop Computers

• OptiPlex Series: 160, 390 DT, 580 DT, 9010A, 990 DT

PowerEdge Servers

• Rack Servers: R200, R210, R210 II, R300, R310, R410, R415, R510, R515, R710, R900, R905
• Tower Servers: T100, T110, T110 II, T300, T310, T410, T610, T710
• Blade & Cluster: C5220, 2900, 2970

PowerVault Storage Arrays

• MD1000, MD1220, MD3000, MD3000i, MD3200, MD3200i, NX3100

Details of Dell 0R749K 450GB 15K RPM HDD

The Dell 0R749K 450GB 15K RPM 16MB Buffer SAS 6GBPS Hard Drive with Tray is designed to meet the rigorous demands of enterprise storage solutions. Built for high-performance applications, this hard drive delivers exceptional speed, reliability, and scalability. Engineered with a 15,000 revolutions per minute spindle speed and a 16MB buffer, it provides rapid data access, making it ideal for transactional databases, virtualization, and mission-critical workloads. The 6Gbps SAS interface ensures efficient data transfer, reducing bottlenecks and enhancing overall server performance.

High-Speed

The Dell 0R749K hard drive operates at a high rotational speed of 15,000 RPM, which significantly reduces latency and provides fast read/write operations. This makes it suitable for high-demand enterprise environments where performance consistency is crucial. The 16MB cache buffer enhances data throughput by temporarily storing frequently accessed data, thereby improving system responsiveness. Enterprises can leverage this speed for real-time processing, high-transaction workloads, and applications that require consistent I/O performance without delays.

Interface: SAS 6GBPS

Supporting the SAS 6GBPS interface, the Dell 0R749K drive ensures seamless integration with modern enterprise servers and storage arrays. The SAS interface provides dual-port capabilities, allowing simultaneous data paths for enhanced redundancy and reliability. This feature is particularly valuable in environments requiring continuous uptime and fault tolerance. By facilitating rapid and secure data transfer, the drive optimizes server performance and ensures efficient handling of intensive workloads such as virtualization, online transaction processing, and large-scale database operations.

Reliability

Reliability is a cornerstone of the Dell 0R749K 450GB SAS drive. It is designed to withstand the rigorous demands of 24/7 operation in data centers and enterprise environments. The hard drive’s components are tested for durability, vibration resistance, and thermal stability to ensure long-term operational reliability. Hot-plug capability allows IT administrators to replace or upgrade drives without shutting down servers, reducing downtime and maintaining continuous business operations. This feature is crucial for enterprises that cannot afford interruptions in critical systems.

Form Factor

Although the Dell 0R749K drive offers 450GB of storage, it is designed in a 2.5-inch form factor, optimizing space utilization in server racks. This compact design allows data centers to deploy more drives per rack unit, effectively increasing storage density without increasing physical footprint. This balance of capacity and form factor ensures that enterprises can scale their storage infrastructure efficiently, meeting growing data demands while controlling energy consumption and cooling requirements. The drive’s integration with a dedicated tray facilitates quick and secure installation in compatible servers and storage arrays.

Hot-Plug

The inclusion of a drive tray enhances the hot-plug functionality, making it easier for IT professionals to perform maintenance or upgrades. With hot-plug capability, drives can be removed or installed while the system remains operational, minimizing downtime and improving serviceability. The tray ensures secure mounting within server bays, reduces vibration, and improves thermal management by maintaining optimal airflow around the drive. This design is particularly advantageous in enterprise environments where quick drive replacement can prevent potential disruptions to critical business operations.

Data Integrity and Security

The Dell 0R749K SAS hard drive incorporates advanced error detection and correction mechanisms to ensure data integrity. Enterprise workloads demand not only speed but also accuracy, and this drive delivers both. The SAS protocol, combined with onboard error correction algorithms, minimizes the risk of data corruption and provides reliable performance in high-transaction environments. Furthermore, the drive supports RAID configurations, allowing organizations to implement redundancy and backup strategies to safeguard valuable information. These features make it suitable for sensitive applications such as financial databases, healthcare records management, and virtualized infrastructures.

Compatibility

This hard drive is fully compatible with a wide range of Dell PowerEdge servers, storage arrays, and enterprise-class computing systems. Its design ensures seamless integration with server management tools, enabling IT teams to monitor drive health, performance, and predictive failure alerts through Dell OpenManage or similar management platforms. Compatibility with legacy and current-generation servers ensures that organizations can deploy these drives without major infrastructure changes, facilitating smooth upgrades and scalable storage expansions.

Scalability and Future-Proofing

Scalability is a key advantage of the Dell 0R749K SAS hard drive. Enterprises can deploy multiple drives in RAID or storage arrays to meet growing data demands without extensive infrastructure changes. Hot-plug functionality allows for seamless expansion, ensuring that IT teams can add capacity without affecting ongoing operations. This forward-thinking design ensures that organizations can future-proof their storage investments, meeting both current and anticipated business requirements. High-performance drives like the 0R749K allow enterprises to maintain competitive advantages through faster processing, reliable data access, and scalable storage architecture.

Advanced RAID and Storage Integration

The Dell 0R749K hard drive supports advanced RAID configurations, including RAID 0, 1, 5, 6, and 10, allowing organizations to implement redundancy and enhance data protection. Its 6Gbps SAS interface enables high-speed communication with RAID controllers, ensuring optimal performance in complex storage setups. Enterprise environments that require fault tolerance, high availability, and consistent throughput benefit significantly from this drive’s RAID compatibility. By integrating these drives into storage arrays, IT teams can achieve scalable performance while safeguarding data integrity in mission-critical applications.

Reliability

The Dell 0R749K SAS hard drive is engineered to maintain consistent performance under heavy workloads. Its 15K RPM design ensures rapid access to frequently used data, while the SAS 6Gbps interface supports continuous data flow without bottlenecks. This combination of speed and stability makes the drive ideal for data centers, virtualization platforms, and enterprise databases. Rigorous testing for vibration resistance, thermal stability, and mechanical durability guarantees that the drive performs reliably even in multi-drive enclosures where environmental stresses are common. IT teams can trust these drives to handle demanding workloads without compromising uptime or performance.

Durability and Mechanical Integrity

Durability is critical in enterprise-grade hard drives, and the Dell 0R749K excels in this regard. Its mechanical components are designed to withstand continuous operation and the physical stresses of multi-drive enclosures. Vibration damping, thermal control, and shock resistance features ensure that the drive maintains data integrity and operational stability. The tray design further contributes to mechanical protection, securely holding the drive in place and optimizing airflow for thermal efficiency